Section 2.2

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Student Answers
(ANswers provided by Anthony, Andy, and Michael)
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58. True because f(-x) = f(x)
Correct
59. False because symmetrical over the Y axis means
even, and when a graph is even f(-x) = - f(x), and in this
case, they do equal each other.
Correct - nice explanation.
60. A) f(4) = 1
Correct
61. E) f(0) is undefined
Correct
62. B) f is even
Correct
63. B) all [0,infinity)
Correct - remove the word "all" before the interval.